Hiatal Hernia Doctors Worldwide

Dr. Zeynep Civelek is a general surgeon. She treats benign perianal diseases, including hemorrhoids (with laser), anal fissure, fistula, condyloma, and pilonidal disease, and performs rubber band ligation. She also manages breast disease and cancer, skin cancers, laparoscopic cholecystectomy, and hernias. She worked full-time at Bayindir Levent Medical Center from 2010 to 2025. Earlier, she served at Şişli and Gayrettepe Florence Nightingale Hospitals. She completed her general surgery training at SSK Okmeydanı from 2000 to 2006. She earned her MD from Marmara University, ranking 12th in her class. She also trained in GI surgery for inflammatory bowel disease at the University of Florence in August 2000.

Her research focuses on prognostic factors in breast and colorectal cancer. She wrote a melanoma thesis in 2006 and co-authored papers in Cancer (2005), Breast (2006, 2014), Annals of Surgical Oncology (2008), The Breast Journal (2011), ISRN Oncology (2011), Japanese Journal of Clinical Oncology (2012), World Journal of Surgery (2013; 2,151 patients), International Journal of Surgery (2014), and Journal of Gastrointestinal Cancer (2017).

Associate Professor Mehmet Akif Aydin specializes in surgical treatments at Medical Park Bahcelievler Hospital, with 28 years of experience.

• Trained at Istanbul University Cerrahpaşa Faculty of Medicine
• Member of the Society of Bariatric and Metabolic Surgery
• Active in Turkish Surgical Society & Turkish Society of Colon and Rectal Surgery
• Performs both general and specialized surgeries

Dr. Przemyslaw Ciesielski is a general surgeon. He completed his specialization in 2008. He graduated from the Medical University of Warsaw in 1999. He earned his Doctor of Medical Sciences degree in 2010. His dissertation assessed clinical and rectoscopic examinations for diagnosing colorectal disease in patients at increased risk of colorectal cancer.

His proctology and colorectal training includes formal courses and fellowships. He completed Proctology Courses at St. Rota Hospital in Vercelli in 2021 and 2022, and in Cologne in 2016. He held clinical fellowships in General Surgery at the Medical University of Vienna in 2014 and at the University of Magdeburg in 2015. He undertook multiple fellowships at the Proctology Department, Solec Hospital in Warsaw from 2005 to 2013. He attended advanced colorectal surgery workshops in Poznan and Lodz. He also completed St Mark’s Hospital courses in London, including Frontiers in Colorectal Diseases and the Advanced Colorectal Workshop.

Dr. Paweł Grochowicz, MD, PhD, is a proctologist with almost 40 years of experience. He works at the Warsaw Proctology Center at St. Elizabeth Hospital. He treats hemorrhoids, anal fistulas and abscesses, anal fissures, fecal incontinence, and pilonidal cysts. He also performs colonoscopy and colorectal polypectomy.

From 1979 to 2016 he worked at the Proctology Unit, Solec Hospital, a reference center and the only one of its kind in Poland. Since 2016 he has worked at the Warsaw Proctology Center at St. Elizabeth Hospital. There he develops and implements new methods and runs diagnostic, rehabilitation, research, and teaching work. The center is the headquarters of the Polish Coloproctology Club.

Academic and research roles: Institute of Experimental and Clinical Medicine, Polish Academy of Sciences (1979–1997). DAAD scholar at LMU Munich (1983–1984). John Hunter Hospital, University of Newcastle, Australia (1989–1996). There he was Director of the Transplant Research Unit and Principal Scientific Officer (1991–1996).

3,500+ successful bariatric and metabolic surgeries performed – Dr. Prieto Aldape specializes in hiatal hernia repairs with a focus on long-term outcomes.

• 18 years of surgical experience
• Board-certified in General and Bariatric Surgery
• Chief of the Bariatric Surgery Unit at Civil Hospital of Guadalajara
• Author of eight peer-reviewed publications on hernia repair
• Head of the Education Committee at the Mexican College of Bariatric and Metabolic Surgery

Dr Theodoros Piperos, MD, is a General Surgeon at IASYS Clinic in Vyronas, Athens. He has over 10 years of clinical experience. He completed his specialty training in General Surgery in 2014 at the Medical School of the National and Kapodistrian University of Athens.

He performs the full range of general surgical procedures. His expertise includes laparoscopic surgery, hernia repair, cholecystectomy, appendectomy, and breast, thyroid, and colorectal surgery. He also provides surgical management for obstetric and gynecological cases. He is a lecturer in the postgraduate Applied Neuroanatomy programme at the University of Athens. Languages: Greek, English.